Routing Table Report 09:00 +10GMT Sat 01 Nov, 2014
Report Website: http://thyme.rand.apnic.net
Detailed Analysis: http://thyme.rand.apnic.net/us/
Analysis Summary
----------------
BGP routing table entries examined: 508480
Prefixes after maximum aggregation: 197969
Deaggregation factor: 2.57
Unique aggregates announced to Internet: 252728
Total ASes present in the Internet Routing Table: 48286
Prefixes per ASN: 10.53
Origin-only ASes present in the Internet Routing Table: 36331
Origin ASes announcing only one prefix: 16328
Transit ASes present in the Internet Routing Table: 5989
Transit-only ASes present in the Internet Routing Table: 153
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 95
Max AS path prepend of ASN ( 55644) 93
Prefixes from unregistered ASNs in the Routing Table: 1699
Unregistered ASNs in the Routing Table: 395
Number of 32-bit ASNs allocated by the RIRs: 7781
Number of 32-bit ASNs visible in the Routing Table: 5966
Prefixes from 32-bit ASNs in the Routing Table: 21172
Number of bogon 32-bit ASNs visible in the Routing Table: 31
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 349
Number of addresses announced to Internet: 2710582720
Equivalent to 161 /8s, 144 /16s and 53 /24s
Percentage of available address space announced: 73.2
Percentage of allocated address space announced: 73.2
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 96.9
Total number of prefixes smaller than registry allocations: 173795
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 121535
Total APNIC prefixes after maximum aggregation: 35772
APNIC Deaggregation factor: 3.40
Prefixes being announced from the APNIC address blocks: 125585
Unique aggregates announced from the APNIC address blocks: 53172
APNIC Region origin ASes present in the Internet Routing Table: 4945
APNIC Prefixes per ASN: 25.40
APNIC Region origin ASes announcing only one prefix: 1214
APNIC Region transit ASes present in the Internet Routing Table: 826
Average APNIC Region AS path length visible: 4.3
Max APNIC Region AS path length visible: 95
Number of APNIC region 32-bit ASNs visible in the Routing Table: 1152
Number of APNIC addresses announced to Internet: 735551744
Equivalent to 43 /8s, 215 /16s and 161 /24s
Percentage of available APNIC address space announced: 86.0
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 131072-135580
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 170198
Total ARIN prefixes after maximum aggregation: 84885
ARIN Deaggregation factor: 2.01
Prefixes being announced from the ARIN address blocks: 172110
Unique aggregates announced from the ARIN address blocks: 81225
ARIN Region origin ASes present in the Internet Routing Table: 16326
ARIN Prefixes per ASN: 10.54
ARIN Region origin ASes announcing only one prefix: 6069
ARIN Region transit ASes present in the Internet Routing Table: 1611
Average ARIN Region AS path length visible: 3.4
Max ARIN Region AS path length visible: 21
Number of ARIN region 32-bit ASNs visible in the Routing Table: 245
Number of ARIN addresses announced to Internet: 1052094976
Equivalent to 62 /8s, 181 /16s and 178 /24s
Percentage of available ARIN address space announced: 55.7
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 393216-394239
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 45/8, 47/8, 48/8, 50/8, 52/8,
53/8, 54/8, 55/8, 56/8, 57/8, 63/8, 64/8,
65/8, 66/8, 67/8, 68/8, 69/8, 70/8, 71/8,
72/8, 73/8, 74/8, 75/8, 76/8, 96/8, 97/8,
98/8, 99/8, 100/8, 104/8, 107/8, 108/8, 128/8,
129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 125166
Total RIPE prefixes after maximum aggregation: 63700
RIPE Deaggregation factor: 1.96
Prefixes being announced from the RIPE address blocks: 130601
Unique aggregates announced from the RIPE address blocks: 82656
RIPE Region origin ASes present in the Internet Routing Table: 17781
RIPE Prefixes per ASN: 7.34
RIPE Region origin ASes announcing only one prefix: 8174
RIPE Region transit ASes present in the Internet Routing Table: 2868
Average RIPE Region AS path length visible: 4.1
Max RIPE Region AS path length visible: 29
Number of RIPE region 32-bit ASNs visible in the Routing Table: 3151
Number of RIPE addresses announced to Internet: 691518912
Equivalent to 41 /8s, 55 /16s and 189 /24s
Percentage of available RIPE address space announced: 100.5
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 196608-202239
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 58256
Total LACNIC prefixes after maximum aggregation: 10689
LACNIC Deaggregation factor: 5.45
Prefixes being announced from the LACNIC address blocks: 66954
Unique aggregates announced from the LACNIC address blocks: 30589
LACNIC Region origin ASes present in the Internet Routing Table: 2355
LACNIC Prefixes per ASN: 28.43
LACNIC Region origin ASes announcing only one prefix: 660
LACNIC Region transit ASes present in the Internet Routing Table: 450
Average LACNIC Region AS path length visible: 4.3
Max LACNIC Region AS path length visible: 23
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 1361
Number of LACNIC addresses announced to Internet: 168282368
Equivalent to 10 /8s, 7 /16s and 201 /24s
Percentage of available LACNIC address space announced: 100.3
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-265628 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 12091
Total AfriNIC prefixes after maximum aggregation: 2880
AfriNIC Deaggregation factor: 4.20
Prefixes being announced from the AfriNIC address blocks: 12881
Unique aggregates announced from the AfriNIC address blocks: 4770
AfriNIC Region origin ASes present in the Internet Routing Table: 731
AfriNIC Prefixes per ASN: 17.62
AfriNIC Region origin ASes announcing only one prefix: 211
AfriNIC Region transit ASes present in the Internet Routing Table: 149
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 25
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 57
Number of AfriNIC addresses announced to Internet: 59707648
Equivalent to 3 /8s, 143 /16s and 17 /24s
Percentage of available AfriNIC address space announced: 59.3
AfriNIC AS Blocks 36864-37887, 327680-328703 & ERX transfers
AfriNIC Address Blocks 41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
17974 2824 903 77 PT Telekomunikasi Indonesia
4766 2233 11576 633 Korea Telecom
7545 2227 336 124 TPG Telecom Limited
4755 1920 412 189 TATA Communications formerly
9829 1667 1322 37 National Internet Backbone
9808 1435 6575 14 Guangdong Mobile Communicatio
9583 1396 114 572 Sify Limited
9498 1302 333 89 BHARTI Airtel Ltd.
7552 1185 1066 12 Viettel Corporation
24560 1179 406 192 Bharti Airtel Ltd., Telemedia
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
6389 2894 3688 51 BellSouth.net Inc.
22773 2846 2940 144 Cox Communications Inc.
18566 2046 379 184 MegaPath Corporation
7029 1831 1959 314 Windstream Communications Inc
20115 1816 1794 478 Charter Communications
4323 1641 1084 408 tw telecom holdings, inc.
6983 1543 867 251 ITC^Deltacom
30036 1488 310 612 Mediacom Communications Corp
701 1425 11265 707 MCI Communications Services,
22561 1321 409 247 CenturyTel Internet Holdings,
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
34984 1840 297 352 TELLCOM ILETISIM HIZMETLERI A
20940 1510 589 1111 Akamai International B.V.
8402 1361 544 15 OJSC "Vimpelcom"
13188 1056 100 29 TOV "Bank-Inform"
31148 1045 45 21 Freenet Ltd.
8551 936 372 47 Bezeq International-Ltd
6849 829 356 26 JSC "Ukrtelecom"
6830 782 2339 435 Liberty Global Operations B.V
9198 776 346 30 JSC Kazakhtelecom
12479 757 785 96 France Telecom Espana SA
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3035 494 238 Telmex Colombia S.A.
28573 2572 2317 107 NET Serviços de Comunicação S
6147 1780 374 30 Telefonica del Peru S.A.A.
7303 1765 1171 241 Telecom Argentina S.A.
8151 1475 3019 429 Uninet S.A. de C.V.
6503 1159 434 59 Axtel, S.A.B. de C.V.
7738 995 1882 41 Telemar Norte Leste S.A.
27947 911 130 53 Telconet S.A
26615 899 2325 35 Tim Celular S.A.
3816 898 384 152 COLOMBIA TELECOMUNICACIONES S
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
8452 1389 958 13 TE-AS
24863 957 280 26 Link Egypt (Link.NET)
6713 678 760 38 Office National des Postes et
36992 328 824 29 ETISALAT MISR
24835 308 144 9 Vodafone Data
3741 249 920 212 Internet Solutions
29571 245 22 17 Cote d'Ivoire Telecom
37054 232 19 6 Data Telecom Service
37457 183 161 6 Telkom SA Ltd.
36947 176 807 13 Telecom Algeria
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
10620 3035 494 238 Telmex Colombia S.A.
6389 2894 3688 51 BellSouth.net Inc.
22773 2846 2940 144 Cox Communications Inc.
17974 2824 903 77 PT Telekomunikasi Indonesia
28573 2572 2317 107 NET Serviços de Comunicação S
4766 2233 11576 633 Korea Telecom
7545 2227 336 124 TPG Telecom Limited
18566 2046 379 184 MegaPath Corporation
4755 1920 412 189 TATA Communications formerly
34984 1840 297 352 TELLCOM ILETISIM HIZMETLERI A
Complete listing at http://thyme.rand.apnic.net/us/data-ASnet
Global Per AS Maximum Aggr summary
----------------------------------
ASN No of nets Net Savings Description
6389 2894 2843 BellSouth.net Inc.
17974 2824 2747 PT Telekomunikasi Indonesia
22773 2846 2702 Cox Communications Inc.
28573 2572 2465 NET Serviços de Comunicação S
7545 2227 2103 TPG Telecom Limited
18566 2046 1862 MegaPath Corporation
6147 1780 1750 Telefonica del Peru S.A.A.
4755 1920 1731 TATA Communications formerly
9829 1667 1630 National Internet Backbone
4766 2233 1600 Korea Telecom
Complete listing at http://thyme.rand.apnic.net/us/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Network Transit AS Description
30662 UNALLOCATED 8.2.129.0/24 3356 Level 3 Communicatio
53506 UNALLOCATED 8.17.102.0/23 3356 Level 3 Communicatio
20260 UNALLOCATED 8.25.160.0/24 3356 Level 3 Communicatio
20260 UNALLOCATED 8.25.161.0/24 3356 Level 3 Communicatio
46473 UNALLOCATED 8.27.122.0/24 12180 Internap Network Ser
46473 UNALLOCATED 8.27.124.0/24 12180 Internap Network Ser
27205 UNALLOCATED 8.38.16.0/21 3356 Level 3 Communicatio
15347 UNALLOCATED 8.224.147.0/24 12064 Cox Communications I
33628 UNALLOCATED 12.0.239.0/24 1239 Sprint
32805 UNALLOCATED 12.1.225.0/24 7018 AT&T Services, Inc.
Complete listing at http://thyme.rand.apnic.net/us/data-badAS
Advertised Unallocated Addresses
--------------------------------
Network Origin AS Description
5.100.241.0/24 23456 32bit Transition AS
24.231.96.0/24 21548 MTO Telecom Inc.
27.100.7.0/24 56096 >>UNKNOWN<<
31.217.248.0/21 44902 COVAGE NETWORKS SASU
37.16.88.0/23 57652 >>UNKNOWN<<
41.73.1.0/24 37004 >>UNKNOWN<<
41.73.2.0/24 37004 >>UNKNOWN<<
41.73.10.0/24 37004 >>UNKNOWN<<
41.73.11.0/24 37004 >>UNKNOWN<<
41.73.12.0/24 37004 >>UNKNOWN<<
Complete listing at http://thyme.rand.apnic.net/us/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:16 /9:12 /10:30 /11:90 /12:262
/13:501 /14:1003 /15:1705 /16:12978 /17:7029 /18:11578
/19:24284 /20:34978 /21:36801 /22:54798 /23:47811 /24:274447
/25:50 /26:40 /27:16 /28:17 /29:14 /30:9
/31:1 /32:10
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
22773 2068 2846 Cox Communications Inc.
18566 2001 2046 MegaPath Corporation
6389 1674 2894 BellSouth.net Inc.
6147 1346 1780 Telefonica del Peru S.A.A.
30036 1334 1488 Mediacom Communications Corp
6983 1228 1543 ITC^Deltacom
34984 1160 1840 TELLCOM ILETISIM HIZMETLERI A
11492 1135 1185 CABLE ONE, INC.
7029 1086 1831 Windstream Communications Inc
10620 1067 3035 Telmex Colombia S.A.
Complete listing at http://thyme.rand.apnic.net/us/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1342 2:673 3:3 4:17 5:1182 6:21
8:768 12:1848 13:5 14:1065 15:17 16:2
17:42 18:21 20:51 23:947 24:1765 27:1797
31:1333 32:41 33:2 34:5 36:156 37:1813
38:1002 39:14 40:230 41:2943 42:330 43:554
44:20 45:81 46:2050 47:28 49:746 50:807
52:12 54:57 55:3 56:8 57:31 58:1100
59:631 60:421 61:1674 62:1231 63:1837 64:4395
65:2272 66:4179 67:2034 68:1090 69:3233 70:872
71:474 72:1984 74:2604 75:352 76:400 77:1612
78:980 79:755 80:1322 81:1285 82:800 83:658
84:706 85:1358 86:429 87:1190 88:500 89:1809
90:138 91:5797 92:795 93:1638 94:1937 95:1289
96:426 97:340 98:1092 99:48 100:67 101:736
103:5923 104:497 105:156 106:181 107:654 108:576
109:1973 110:1029 111:1415 112:716 113:894 114:782
115:1202 116:1130 117:994 118:1541 119:1359 120:726
121:953 122:2126 123:1675 124:1412 125:1494 128:565
129:373 130:354 131:918 132:379 133:165 134:312
135:82 136:323 137:312 138:383 139:186 140:198
141:406 142:587 143:437 144:513 145:111 146:660
147:547 148:1008 149:408 150:501 151:638 152:473
153:241 154:401 155:616 156:376 157:322 158:277
159:825 160:331 161:597 162:1788 163:341 164:628
165:663 166:361 167:689 168:1121 169:118 170:1426
171:191 172:60 173:1637 174:709 175:588 176:1524
177:3699 178:2090 179:801 180:1787 181:1780 182:1672
183:697 184:709 185:2274 186:2974 187:1689 188:2028
189:1526 190:7892 191:773 192:7667 193:5540 194:4058
195:3618 196:1630 197:776 198:5244 199:5441 200:6482
201:2913 202:8867 203:8924 204:4608 205:2650 206:2965
207:2904 208:3916 209:3718 210:3093 211:1776 212:2419
213:2186 214:844 215:84 216:5601 217:1709 218:616
219:327 220:1267 221:765 222:357 223:692
End of report